{{wiktionary|Aai|aai}} '''AAI''' may refer to: {{TOC right}}
==Aviation== * AAI Sparrowhawk, an American two seat pusher ultralight autogyro, available in kit form for amateur construction * AAI Corporation Aerosonde, a small unmanned aerial vehicle (UAV) designed to collect weather data over oceans and remote areas * Adam Aircraft Industries, a United States company * Ahrens Aircraft Inc, an aircraft manufacturer established at Oxnard, California * Airports Authority of India, a wing of the ministry of aviation in India * Aviation Industries Ilyushin, a Russian company * IATA airport code for Arraias Airport in State of Tocantins, Brazil * Airline Ambassadors International, a U.S. non-profit organization
==Business== * AAI Corporation, a United States defense company *American Athletic Inc., an athletic apparel brand owned by Fruit of the Loom *Arlington Asset Investment, a real estate investment trust headquartered in Arlington, Virginia *AutoAlliance International, a joint-venture automobile assembly firm co-owned by Ford and Mazda
== Education == *Alliance Academy International, an international school following an American curriculum in Quito, Ecuador *Andreyev Acoustics Institute, a Russian research facility dedicated to the study of acoustics *Africa-America Institute, CIA run education organisation *Angeline Academy of Innovation, a 6-12 school in the United States
==Entertainment== * ''Aai'' (film), an Indian Tamil language film starring R. Sarath Kumar, Namitha Kapoor, Vadivelu, Kalabhavan Mani * ''AAI'' (album), 2021 album by Mouse on Mars * ''Ace Attorney Investigations: Miles Edgeworth'', a 2009 spin-off video game that's part of the ''Ace Attorney'' series * Allied Artists International, an American multinational mass media and entertainment corporation
== Non-profit organizations == * Adım Adım Initiative, a volunteer-based social initiative in Turkey that promotes charitable giving * Africa-America Institute, an international organization dedicated to increasing educational opportunity for young Africans and improving global understanding of Africa * AIESEC Alumni International, an international project of association for former volunteer members, executive boards, international trainees or staff of AIESEC * Airline Ambassadors International, a non-profit organization * American Antitrust Institute, an independent Washington-based non-profit education, research, and advocacy organization * American Association of Immunologists, a non-profit organization dedicated to advancing the field of immunology * Arab American Institute, a non-profit organization based in Washington D.C. that focuses on the issues and interests of Arab-Americans nationwide * Architectural Association of Ireland, an organisation dedicated to architecture * Asian Arts Initiative, a non-profit organization in Philadelphia * Atheist Alliance International, a global network of atheist organizations around the world
==Science== * Alpha amylase inhibitor, a group of proteins that blocks the Enzyme Alpha-Amylase * ''AAI'' mode of an artificial pacemaker: Atrial chamber paced, Atrial chamber sensed, and Inhibiting response to sensing * ''Atlantoaxial instability,'' caused by laxity of the transverse ligament of atlas, a ligament which arches across the ring of the atlas (the topmost cervical vertebra, which directly supports the skull)
== Sports == *Associação Atlética Iguaçu, a Brazilian football team from the city of União da Vitória, Paraná state *Athletics Ireland (Athletics Association of Ireland), governing body for athletics in Ireland
==Technology== * AAI underwater revolver, an amphibious firearm intended for naval use * Authentication and authorization infrastructure, access-control for network content
==Other uses== * Adrenaline autoinjector, a medical device for injecting a measured dose or doses of epinephrine * Arifama-Miniafia language, a language of Papua New Guinea * Adult Attachment Interview, a method used in attachment theory * Automatic Accounting Instructions, programming used by Oracle JD Edwards EnterpriseOne to determine how to distribute amounts associated with journal entries that the system generates. * The Aai, a group of Ancient Egyptian deities
{{disambiguation}} {{DEFAULTSORT:Aai}}